diff --git a/.github/workflows/update-flake-lock.yml b/.github/workflows/update-flake-lock.yml
index 66e7e03..fef6bd0 100644
--- a/.github/workflows/update-flake-lock.yml
+++ b/.github/workflows/update-flake-lock.yml
@@ -12,7 +12,7 @@ jobs:
       - name: 'Install Nix'
         uses: DeterminateSystems/nix-installer-action@v19
       - name: 'Update flake.lock'
-        uses: DeterminateSystems/update-flake-lock@v27
+        uses: DeterminateSystems/update-flake-lock@v28
         with:
           pr-title: 'Update flake.lock'
           commit-msg: 'chore(flake): update lock'